When did Germany and England go to war in World War 2?

Answer 1

Britain and Germany have gone to war twice, in 1914 and 1939. In both cases Britain declared war.
Britain has fought wars in Germany many time before that, for example during the Napoleonic wars. But Germany did not exist as a country before 1870. These earlier wars were against one or more independent German states.

Answer 2

The German's were sick of the French stealing their women. So they invaded France and France (being the sissies they are) called on Britain for help.

Answer 3

England and France declared war on Germany September 1939